diff --git a/src/WSI/MacOSSurfaceMVK.mm b/src/WSI/MacOSSurfaceMVK.mm
index 090cc20..7db42c1 100644
--- a/src/WSI/MacOSSurfaceMVK.mm
+++ b/src/WSI/MacOSSurfaceMVK.mm
@@ -44,6 +44,7 @@
             if ([obj isKindOfClass: [CAMetalLayer class]])
             {
                 layer = (CAMetalLayer*)[obj retain];
+                layer.framebufferOnly = false;
             }
             else
             {